ohnisko
Czech
Etymology
Inherited from Proto-Slavic *ognisko. By surface analysis, oheň (“fire”) + -isko.
Pronunciation
- IPA(key): [ˈoɦɲɪsko]
- Rhymes: -ɪsko
- Hyphenation: ohni‧s‧ko
Noun
ohnisko n (relational adjective ohniskový)
- (optics) focus, focal point (point at which reflected or refracted rays of light converge)
- Synonym: fokus
- (geometry) focus (point of a conic at which rays reflected from a curve or surface converge)
- Synonym: fokus
Declension
Declension of ohnisko (velar neuter mixed-reducible)
| singular | plural | |
|---|---|---|
| nominative | ohnisko | ohniska |
| genitive | ohniska | ohnisek, ohnisk |
| dative | ohnisku | ohniskům |
| accusative | ohnisko | ohniska |
| vocative | ohnisko | ohniska |
| locative | ohnisku | ohniscích, ohniskách |
| instrumental | ohniskem | ohnisky |
Related terms
Further reading
- “ohnisko”, in Příruční slovník jazyka českého (in Czech), 1935–1957
- “ohnisko”, in Slovník spisovného jazyka českého (in Czech), 1960–1971, 1989
- “ohnisko”, in Internetová jazyková příručka (in Czech), 2008–2025